Question 1

This means arranging the tools and equipment in an order that promotes workflow.

Accepted Answer

Simplifying

Answer

Shining

Answer

Sustaining

Answer

Standardizing

Question 2

To Calibrate a Multimeter (Analog), what comes after this step: Touch the test probe of your multimeter together.

Accepted Answer

Adjust the zero-ohm adjustment knob until the ohmmeter pointer read zero

resistance.

Answer

Set the multimeter to the highest resistance range by turning the range

selector to the highest "ohm" setting

Answer

Take the reading on the deflection of the pointer in the scale.

Answer

Set the multimeter to the ohmmeter range (X1 Ohm for continuity or X10,

X100, X1k, or 10k Ohm/s for resistance reading).

Question 3

The following are the first 4 steps in the Assembly of an Audio Amplifier. What is the third (3rd) step?

Accepted Answer

Check and Test all the components needed to assemble the project.

Answer

Prepare all the needed materials, tools, and testing equipment.

Answer

Check the Printed Circuit Board or PCB for an incomplete etched board.

Answer

Prepare your project plan.

Question 4

What is the waveform image that appears on the display of the oscilloscope when it initially turns on that means there is no signal or voltage present?

Accepted Answer

Flat line

Answer

Composite wave

Answer

Sawtooth wave

Answer

Sine Wave

Question 5

What is being measured on the volt/division scale of an oscilloscope?

Accepted Answer

The voltage of the supply or signal

Answer

The Frequency of the output and/or input signal

Answer

The Amplitude of supply voltage of the circuit

Answer

The amount of Time a signal completes a cycle

Question 6

During the process of diagnosing the faults and defects of consumer electronic products and systems. To prevent Electric shock from happening one must.

Accepted Answer

Always assume that all the parts in the power supply are turned on and hot during the diagnostic.

Answer

Work with both hand on the pockets.

Answer

Always turn off the equipment and unplug during the diagnostic.

Answer

Remove rubber shoes or sneakers when inside the room to maintain cleanliness.

Question 7

To protect the ear from sound with a noise level more than 85 dB while testing Amplifiers and Loudspeakers, or when operating motors and power drills. What set of P.P.E. is appropriate and follows the safety standard?

Accepted Answer

ear plug, earmuff, canal caps.

Answer

safety spectacles, goggles, face shield.

Answer

respirators, breathing apparatus

Answer

helmets, bump caps

Question 8

The following are preliminary steps in troubleshooting and repair of audio systems. What should come first.

Accepted Answer

Be sure all Hazards are identified and eliminated.

Answer

Always have presence of mind.

Answer

Prepare all the minimum required tools and equipment to do the task.

Answer

Wear appropriate personal protective equipment PPE

Question 9

An effective and safe way to discharge a large value filter capacitor is.

Accepted Answer

Place a 2.2 to 4.7 kilo ohms l0 watts ohms resistor across the two legs of the capacitor.

Answer

Large value capacitor should not be discharged.

Answer

Discharge it using your finger.

Answer

Shorting the capacitor terminal using the tip of a screwdriver or pliers

Question 10

Way to identify a power supply that uses hot ground and cold ground is.

Accepted Answer

Used a step down transformer to isolate the primary to the secondary supply line.

Answer

Modern equipment used Hot ground and Cold ground

Answer

The primary side is directly connected to AC line

Answer

Type of power supply used is a linear power supply.

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